Path traversal in D-Link DIR-859

1) Path traversal

EUVDB-ID: #VU93587

Risk: Critical

CVSSv3.1: 9.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C]

CVE-ID: CVE-2024-0769

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP POST request and read arbitrary files on the system.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

DIR-859: All versions

External links

http://vuldb.com/?id.251666
http://vuldb.com/?ctiid.251666
http://github.com/c2dc/cve-reported/blob/main/CVE-2024-0769/CVE-2024-0769.md
http://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.